Chapter 1. Getting Started – DevOps Concepts, Tools, and Technologies

	"The first rule of any technology used in a business is that automation applied to an efficient operation will magnify the efficiency. The second is that automation applied to an inefficient operation will magnify the inefficiency."
	-- Bill Gates

DevOps is not a tool or technology; it is an approach or culture that makes things better. This chapter describes in detail how DevOps solves different problems of the traditional application—delivery cycle. It also describes how it can be used to make development and operations teams efficient and effective in order to make time to market faster by improving culture. It also explains key concepts essential for evolving DevOps culture.

You will learn about the DevOps culture, its lifecycle and key concepts, and tools, technologies, and platforms used for automating different aspects of application lifecycle management.

In this chapter, we will cover the following topics:

• Understanding the DevOps movement
• The DevOps lifecycle—it's all about "continuous"
• Continuous integration
• Configuration management
• Continuous delivery/continuous deployment
• Continuous monitoring
• Continuous feedback
• Tools and technologies
• Overview of a sample Java EE application